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14491429 = 17852437
BaseRepresentation
bin110111010001…
…111100100101
31000021020111121
4313101330211
512202211204
61234333541
7234114031
oct67217445
930236447
1014491429
1181a8697
124a2a2b1
133005014
141cd31c1
151413b54
hexdd1f25

14491429 has 4 divisors (see below), whose sum is σ = 15343884. Its totient is φ = 13638976.

The previous prime is 14491427. The next prime is 14491439. The reversal of 14491429 is 92419441.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4264225 + 10227204 = 2065^2 + 3198^2 .

It is a cyclic number.

It is not a de Polignac number, because 14491429 - 21 = 14491427 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 14491394 and 14491403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14491427) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 426202 + ... + 426235.

It is an arithmetic number, because the mean of its divisors is an integer number (3835971).

Almost surely, 214491429 is an apocalyptic number.

It is an amenable number.

14491429 is a deficient number, since it is larger than the sum of its proper divisors (852455).

14491429 is an equidigital number, since it uses as much as digits as its factorization.

14491429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 852454.

The product of its digits is 10368, while the sum is 34.

The square root of 14491429 is about 3806.7609591357. The cubic root of 14491429 is about 243.8018917353.

The spelling of 14491429 in words is "fourteen million, four hundred ninety-one thousand, four hundred twenty-nine".

Divisors: 1 17 852437 14491429